US UI — designing for US, HERE and NOW

One design system for our surfaces. HERE is naturally coloured (colour only for state), NOW is quiet, US is social. If you are designing or building for any of them — or an agent working for someone who is — read the guide first.

• The guide — the surfaces, the laws, the rules the tests hold, every token and component (also as one text file)
• llms.txt — the index for agents
• The component registry (shadcn, namespace @us) and the tokens